"JAXAshby" wrote in message
...
Shinnecock is a lock.

not according to the United States Coast Guard, but who are they to know?

How about the Coast Pilot? It certainly describes it as locks, though they are left
open during the southern set.

http://chartmaker.ncd.noaa.gov/nsd/c...-33ed-Ch10.pdf page 360

or, you could look at
http://www.boatli.org/locks.htm

the locals, however, think of it as the Suez Canal.